1. 察看当前有哪些VG
a. 在HP-UX上察看
1) 通过命令察看
#vgdisplay
#vgdisplay
--- Volume groups ---
VG Name /dev/vg00
VG Write Access read/write
VG Status available
Max LV 255
Cur LV 11
Open LV 11
Max PV 16
Cur PV 2
Act PV 2
Max PE per PV 4384
VGDA 4
PE Size (Mbytes) 32
Total PE 8748
Alloc PE 4178
Free PE 4570
Total PVG 0
Total Spare PVs 0
Total Spare PVs in use 0
vgdisplay: Volume group not activated.
vgdisplay: Cannot display volume group "/dev/oradzgl".
注：最后两行表示/dev/oradzgl这个VG没有激活
2) 通过文件察看
#strings /etc/lvmtab
#strings /etc/lvmtab
/dev/vg00
/dev/dsk/c7t0d0
/dev/dsk/c7t1d0
/dev/oradzgl
/dev/dsk/c16t0d0
/dev/dsk/c16t0d1
/dev/dsk/c16t0d2
/dev/dsk/c16t0d3
/dev/dsk/c18t0d0
/dev/dsk/c18t0d1
/dev/dsk/c18t0d2
/dev/dsk/c18t0d
b. 在AIX上察看
1) 通过命令察看
#lsvg
#lsvg
rootvg
2. 激活VG/去激活VG
a. 在HP-UX上察看
1) 激活VG
#vgchange -a y VG_NAME
2) 去激活VG
#vgchange -a n VG_NAME
b. 在AIX上察看
1) 激活VG
#varyonvg VG_NAME
2) 去激活VG
#varyoffvg VG_NAME
3. 察看VG中包含那些PV
a. 在HP-UX上察看
#strings /etc/lvmtab
#strings /etc/lvmtab
/dev/vg00
/dev/dsk/c7t0d0
/dev/dsk/c7t1d0
/dev/oradzgl
/dev/dsk/c16t0d0
/dev/dsk/c16t0d1
/dev/dsk/c16t0d2
/dev/dsk/c16t0d3
/dev/dsk/c18t0d0
/dev/dsk/c18t0d1
/dev/dsk/c18t0d2
/dev/dsk/c18t0d
b. 在AIX上察看
#lsvg -p VG_NAME
#lsvg -p rootvg
rootvg:
PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
hdisk0 active 546 341 69..00..54..109..109
hdisk1 active 546 345 28..33..66..109..109
4. 察看VG中包含那些LV
a. 在HP-UX上察看
#ll /dev/VG_NAME
ll /dev/oradzgl
total 0
brw-r----- 1 oracle dba 64 0x04001c Aug 28 06:18 archive_log
brw-r----- 1 oracle dba 64 0x040007 Aug 28 06:18 bdfpdyb
brw-r----- 1 oracle dba 64 0x040008 Aug 28 06:18 bdggb
crw-r----- 1 oracle dba 64 0x040008 Aug 28 06:18 rbdggb
crw-r----- 1 oracle dba 64 0x040009 Aug 28 06:18 rbdhxb
crw-r----- 1 oracle dba 64 0x040022 Aug 28 06:18 rbdhxb01
crw-r----- 1 oracle dba 64 0x040001 Aug 28 06:18 rcontrol01
crw-r----- 1 oracle dba 64 0x040002 Aug 28 06:18 rcontrol02
crw-r----- 1 oracle dba 64 0x040003 Aug 28 06:18 rcontrol03
b. 在AIX上察看
#lsvg -l VG_NAME
lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 4 8 2 open/syncd N/A
hd8 jfs2log 1 2 2 open/syncd N/A
hd4 jfs2 1 2 2 open/syncd /
hd2 jfs2 12 24 2 open/syncd /usr
hd9var jfs2 12 24 2 open/syncd /var
hd3 jfs2 8 16 2 open/syncd /tmp
hd1 jfs2 8 16 2 open/syncd /home
hd10opt jfs2 1 2 2 open/syncd /opt
lg_dumplv sysdump 4 4 1 open/syncd N/A
lvoracle jfs2 40 80 2 open/syncd /u01
lvsoftware jfs2 32 64 2 open/syncd /software
lvoradata jfs2 81 162 2 open/syncd /oradata
